Why can’t we feel the Earth moving?

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Something Very Tiny Is Following Earth Around the Sun

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...
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Astronomers Say Earth Has a Newly Discovered ‘Quasi-Moon,’ a Companion That Shares Its Orbit Around the Sun

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without being gravitationally tied to Earth ...
Colorado Boulevard

Fall (Equinox) Is on Its Way

Tired of the hot weather? Soon, Earth's orbit will lend a hand by tilting the Northern Hemisphere away from the Sun, bringing ...

Scientists find quasi-moon orbiting the Earth for the last 60 years—and it's not the first one

Everyone who has ever lived on Earth has been well-aware of the moon, but it turns out Earth also has some frequent temporary companions. These "quasi-moons" are small asteroids that enter into a kind ...

The Moon is getting slightly farther away from the Earth each year − a physicist explains why

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases the size of the Moon’s orbit. This means that the Moon gets slightly farther ...